Please write it _________ the blackboardA. on B. in C. of
—Could you tell me ?—At nine o’clock, in ten minutes.
We’re doing much better _________ English our teacher’s help.
—They Shanghai two days ago.—Yes. They for two days.
—Are these books ________?—No, they are not mine. They belong to _______ .
—What can I do for you?—I want _______ iPad for my son. He needs _______.